Finding the Fourth Proportional to 1,528,749.36, 2,293,175.80 and 406,819.44
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Solution
The fourth proportional to 1,528,749.36, 2,293,175.80 and 406,819.44 is: 610,242.93
Step by Step Solution
- Step 1: Write the proportion equation
1,528,749.36 : 2,293,175.80 = 406,819.44 : x - Step 2: Convert to fraction form
1,528,749.36/2,293,175.80 = 406,819.44/x - Step 3: Cross multiply
1,528,749.36x = 2,293,175.80 × 406,819.44 - Step 4: Simplify right side
1,528,749.36x = 932,908,494,777.55 - Step 5: Solve for x
x = 932,908,494,777.55/1,528,749.36 - Step 6: Final answer
x = 610,242.93
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.